The Most Luminous Galaxy Is Eating Its Neighbors

The most luminous galaxy ever discovered is cannibalizing not one, not two, but at least three smaller galaxies, which could explain its extreme brightness.

Galaxy may have eaten all its neighbours and now it's all alone

19 Astounding Facts About Andromeda Galaxy (M31)

Orbiter.ch Space News: 2018-11-11

The Virgo Supercluster: Our 100,000 closest galaxies

This Is How The Milky Way Is Eating Our Galactic Neighbors

Space News - Astronomy and Space Exploration

Astrocom et al.: novembre 2018

The Milky Way cannibalized a neighboring galaxy

News – Instituto de Estudios Astrofísicos UDP

A New Map of the Milky Way

Milky Way galaxy is being pushed across the universe

Astrocom et al.: novembre 2018

A New Map of the Milky Way

Monster quasar shines 429 trillion times brighter than the sun

Galaxies Grow By Snacking - Sky & Telescope - Sky & Telescope